21556262

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1427}}^1$

素因数の和:1532

約数の個数: 32

約数和(自身を含む): 40303872

約数和(自身を除く): 18747610

約数列:

[1, 2, 7, 13, 14, 26, 83, 91, 166, 182, 581, 1079, 1162, 1427, 2158, 2854, 7553, 9989, 15106, 18551, 19978, 37102, 118441, 129857, 236882, 259714, 829087, 1539733, 1658174, 3079466, 10778131, 21556262]

約数ペア:

[(1, 21556262), (2, 10778131), (7, 3079466), (13, 1658174), (14, 1539733), (26, 829087), (83, 259714), (91, 236882), (166, 129857), (182, 118441), (581, 37102), (1079, 19978), (1162, 18551), (1427, 15106), (2158, 9989), (2854, 7553)]